Sanqingshan UGGp boasts an excellent natural ecology, rich fauna and flora resources, and outstanding biodiversity.

In terms of plant resources, the Geopark is home to 2,373 species of higher plants, with a forest coverage rate as high as 90.1% and distinct vertical vegetation zonation. It abounds with rare tree species, including contiguous primary forests of Pseudotsuga gaussenii (East China Douglas fir) covering more than 66.7 hectares, which hold great conservation and ornamental value, as well as rare and endangered plants such as Fokienia hodginsii, Tsuga tchekiangensis and Pseudotaxus chienii. The Geopark also produces valuable traditional Chinese medicinal materials such as Eucommia ulmoides and Ganoderma lucidum.

Animal resources are equally abundant, with 1,728 species of wild animals recorded. Among them, national first-class key protected wild animals include black muntjac, clouded leopard and Elliot's pheasant; national second-class key protected wild animals include rhesus macaque, Tibetan macaque, Asiatic black bear and large Indian civet. The Geopark serves as an important regional habitat for wild animals.